Speaker



FIG. 1 is a front perspective view of a speaker showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top pan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a rear perspective view thereof; and,

FIG. 9 is a partially enlarged front perspective view thereof taken from FIG. 1.

The broken lines in the figures show portions of the speaker which form no part of the claimed design.

The dot-dash broken line portions of FIGS. 1 and 9 are included to show a partially enlarged view only and form no part of the claimed design. 

CLAIM The ornamental design for a speaker, as shown and described. 